B & B ELECTRONICS ================= 3PXCC4A Card Type Serial Chipset 16550A I/O Options Serial ports (4) Data Bus 8/16 bit ISA +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Function | Label | Function | Label | |-----------------------+-------+--------------------+-------| | RS-232, RS-422, or | P1 | RS-232, RS-422, or | P3 | | RS-485 serial port 1 | | RS-485 serial port | | | | | 3 | | |-----------------------+-------+--------------------+-------| | RS-232, RS-422, or | P2 | RS-232, RS-422, or | P4 | | RS-485 serial port 2 | | RS-485 serial port | | | | | 4 | | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS | |------------------------------------------------------------| | Setting | Label | Position | |---------------------------------------+--------+-----------| |>> | Serial port 1 uses normal | JP5/A | Pins 1 & | | | interrupt set by JP1 | | 2 closed | |---+-----------------------------------+--------+-----------| | | Serial port 1 uses shared | JP5/A | Pins 2 & | | | interrupt set by JP1 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | Serial port 2 uses normal | JP5/B | Pins 1 & | | | interrupt set by JP2 | | 2 closed | |---+-----------------------------------+--------+-----------| | | Serial port 2 uses shared | JP5/B | Pins 2 & | | | interrupt set by JP1 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | Serial port 3 uses normal | JP5/C | Pins 1 & | | | interrupt set by JP3 | | 2 closed | |---+-----------------------------------+--------+-----------| | | Serial port 3 uses shared | JP5/C | Pins 2 & | | | interrupt set by JP1 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | Serial port 4 uses normal | JP5/D | Pins 1 & | | | interrupt set by JP4 | | 2 closed | |---+-----------------------------------+--------+-----------| | | Serial port 4 uses shared | JP5/D | Pins 2 & | | | interrupt set by JP1 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | Interrupt sharing disabled | JP6 | Pins 1 & | | | | | 2 closed | |---+-----------------------------------+--------+-----------| | | Interrupt sharing enabled | JP6 | Pins 2 & | | | | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | RS-485 receiver disabled when | JP8/B | Pins 1 & | | | transmitting on port 1 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-485 receiver always enabled on | JP8/B | Pins 2 & | | | port 1 | | 3 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination enabled on | JP8/D | Pins 1 & | | | port 1 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination disabled | JP8/D | Pins 2 & | | | on port 1 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | RS-485 receiver disabled when | JP10/B | Pins 1 & | | | transmitting on port 2 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-485 receiver always enabled on | JP10/B | Pins 2 & | | | port 2 | | 3 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination enabled on | JP10/D | Pins 1 & | | | port 2 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination disabled | JP10/D | Pins 2 & | | | on port 2 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | RS-485 receiver disabled when | JP12/B | Pins 1 & | | | transmitting on port 4 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-485 receiver always enabled on | JP12/B | Pins 2 & | | | port 4 | | 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | USER CONFIGURABLE SETTINGS (CON'T) | |------------------------------------------------------------| | Setting | Label | Position | |---------------------------------------+--------+-----------| | | RS-422/485 termination enabled on | JP12/D | Pins 1 & | | | port 4 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination disabled | JP12/D | Pins 2 & | | | on port 4 | | 3 closed | |---+-----------------------------------+--------+-----------| |>> | RS-485 receiver disabled when | JP14/B | Pins 1 & | | | transmitting on port 3 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-485 receiver always enabled on | JP14/B | Pins 2 & | | | port 3 | | 3 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination enabled on | JP14/D | Pins 1 & | | | port 3 | | 2 closed | |---+-----------------------------------+--------+-----------| | | RS-422/485 termination disabled | JP14/D | Pins 2 & | | | on port 3 | | 3 closed | |---+-----------------------------------+--------+-----------| | | Status register enabled | JP15 | Pins 1 & | | | | | 2 closed | |---+-----------------------------------+--------+-----------| | | Status register disabled | JP15 | Pins 2 & | | | | | 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 CONFIGURATION | |------------------------------------------------------------| | Setting | JP7/A | JP7/B |JP7/C |JP7/D |JP8/A |JP8/B |JP8/C | |---------+-------+-------+------+------+------+------+------| | RS-232 |Pins 2 |Pins 2 |Pins 2|Pins 2| N/A | N/A |Pins 1| | | & 3 | & 3 | & 3 | & 3 | | | & 2 | |---------+-------+-------+------+------+------+------+------| | RS-422 |Pins 1 |Pins 1 |Pins 1|Pins 1|Pins 2|Pins 2|Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 3 | & 3 | & 3 | |---------+-------+-------+------+------+------+------+------| | RS-485 |Pins 1 |Pins 1 |Pins 1|Pins 1|Pins 1| See |Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 2 | note | & 3 | |------------------------------------------------------------| | Note:For correct settings of JP8/B for RS-485 mode, see| | its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 CONFIGURATION | |------------------------------------------------------------| |Setting |JP9/A |JP9/B |JP9/C |JP9/D |JP10/A |JP10/B |JP10/C | |--------+------+------+------+------+-------+-------+-------| | RS-232 |Pins 2|Pins 2|Pins 2|Pins 2| N/A | N/A |Pins 1 | | | & 3 | & 3 | & 3 | & 3 | | | & 2 | |--------+------+------+------+------+-------+-------+-------| | RS-422 |Pins 1|Pins 1|Pins 1|Pins 1|Pins 2 |Pins 2 |Pins 2 | | | & 2 | & 2 | & 2 | & 2 | & 3 | & 3 | & 3 | |--------+------+------+------+------+-------+-------+-------| | RS-485 |Pins 1|Pins 1|Pins 1|Pins 1|Pins 1 | See |Pins 2 | | | & 2 | & 2 | & 2 | & 2 | & 2 | note | & 3 | |------------------------------------------------------------| | Note:For correct settings of JP10/B for RS-485 mode, | | see its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 3 CONFIGURATION | |------------------------------------------------------------| |Setting |JP13/A |JP13/B |JP13/C |JP13/D|JP14/A|JP14/B|JP14/C| |--------+-------+-------+-------+------+------+------+------| | RS-232 |Pins 2 |Pins 2 |Pins 2 |Pins 2| N/A | N/A |Pins 1| | | & 3 | & 3 | & 3 | & 3 | | | & 2 | |--------+-------+-------+-------+------+------+------+------| | RS-422 |Pins 1 |Pins 1 |Pins 1 |Pins 1|Pins 2|Pins 2|Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 3 | & 3 | & 3 | |--------+-------+-------+-------+------+------+------+------| | RS-485 |Pins 1 |Pins 1 |Pins 1 |Pins 1|Pins 1| See |Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 2 | note | & 3 | |------------------------------------------------------------| | Note:For correct settings of JP14/B for RS-485 mode, | | see its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 4 CONFIGURATION | |------------------------------------------------------------| |Setting |JP11/A |JP11/B |JP11/C |JP11/D|JP12/A|JP12/B|JP12/C| |--------+-------+-------+-------+------+------+------+------| | RS-232 |Pins 2 |Pins 2 |Pins 2 |Pins 2| N/A | N/A |Pins 1| | | & 3 | & 3 | & 3 | & 3 | | | & 2 | |--------+-------+-------+-------+------+------+------+------| | RS-422 |Pins 1 |Pins 1 |Pins 1 |Pins 1|Pins 2|Pins 2|Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 3 | & 3 | & 3 | |--------+-------+-------+-------+------+------+------+------| | RS-485 |Pins 1 |Pins 1 |Pins 1 |Pins 1|Pins 1| See |Pins 2| | | & 2 | & 2 | & 2 | & 2 | & 2 | note | & 3 | |------------------------------------------------------------| | Note:For correct settings of JP12/B for RS-485 mode, | | see its entry in the User Configurable Settings table. | | | | Pins designated are in the closed position. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT CLOCK MULTIPLIER | |------------------------------------------------------------| | Setting | JP16B | JP17B | |------------------------+-----------------+-----------------| |>> | Normal (x1) | Closed | Open | |---+--------------------+-----------------+-----------------| | | Fast (x4) | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT INTERRUPT SELECTION | |------------------------------------------------------------| |Setting | JP1/A | JP1/B | JP1/C | JP1/D | JP1/E | JP1/F | |--------+--------+--------+--------+--------+-------+-------| |IR/FONT>| Closed | Open | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ3 | Open | Closed | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ4 | Open | Open | Closed | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ5 | Open | Open | Open | Closed | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ6 | Open | Open | Open | Open |Closed | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ7 | Open | Open | Open | Open | Open |Closed | |--------+--------+--------+--------+--------+-------+-------| | IRQ10 | Open | Open | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ11 | Open | Open | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ12 | Open | Open | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ14 | Open | Open | Open | Open | Open | Open | |--------+--------+--------+--------+--------+-------+-------| | IRQ15 | Open | Open | Open | Open | Open | Open | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT INTERRUPT SELECTION (CON'T) | |------------------------------------------------------------| | Setting | JP1/G | JP1/H | JP1/I | JP1/J | JP1/K | |----------+---------+---------+---------+---------+---------| | IR/FONT> | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ3 | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ4 | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ5 | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ6 | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ7 | Open | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ10 | Closed | Open | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ11 | Open | Closed | Open | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ12 | Open | Open | Closed | Open | Open | |----------+---------+---------+---------+---------+---------| | IRQ14 | Open | Open | Open | Closed | Open | |----------+---------+---------+---------+---------+---------| | IRQ15 | Open | Open | Open | Open | Closed | |------------------------------------------------------------| | Note:JP1 sets the interrupt for port 1. The settings | | for JP2 through JP4 are identical and set the | | interrupts for ports 2 through 4, respectively. | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT ADDRESS SELECTION | |------------------------------------------------------------| | Setting | SW1/1 | SW1/2 |SW1/3 |SW1/4 |SW1/5 |SW1/6 |SW1/7 | |---------+-------+-------+------+------+------+------+------| | 000h | On | On | On | On | On | On | On | |---------+-------+-------+------+------+------+------+------| | 008h | Off | On | On | On | On | On | On | |---------+-------+-------+------+------+------+------+------| | 010h | On | Off | On | On | On | On | On | |---------+-------+-------+------+------+------+------+------| | 018h | Off | Off | On | On | On | On | On | |---------+-------+-------+------+------+------+------+------| | 020h | On | On | Off | On | On | On | On | |---------+-------+-------+------+------+------+------+------| | 2E8h | Off | On | Off | Off | Off | On | Off | | (COM4:) | | | | | | | | |---------+-------+-------+------+------+------+------+------| | 2F8h | Off | Off | Off | Off | Off | On | Off | | (COM2:) | | | | | | | | |---------+-------+-------+------+------+------+------+------| | 3D8h | Off | Off | On | Off | Off | Off | Off | |---------+-------+-------+------+------+------+------+------| | 3E0h | On | On | Off | Off | Off | Off | Off | |---------+-------+-------+------+------+------+------+------| | 3E8h | Off | On | Off | Off | Off | Off | Off | | (COM3:) | | | | | | | | |---------+-------+-------+------+------+------+------+------| | 3F0h | On | Off | Off | Off | Off | Off | Off | |---------+-------+-------+------+------+------+------+------| | 3F8h | Off | Off | Off | Off | Off | Off | Off | | (COM1:) | | | | | | | | |------------------------------------------------------------| | Note: A total of 128 base address settings are | | available. The switches are a binary representation of | | the decimal memory addresses. SW1/7 is the Most | | Significant Bit and switch SW1/1 is the Least | | Significant Bit. The switches have the following | | decimal values: SW1/7=512, SW1/6=256, SW1/5=128, | | SW1/4=64, SW1/3=32, SW1/2=16, SW1/1=8. Turn off the | | switches and add the values of the switches that are | | off to obtain the correct memory address. (Off=1, On=0)| | | | SW1 sets the address for port 1. The settings for SW2 | | through SW4 are identical and set the addresses for | | ports 2 through 4, respectively. | +------------------------------------------------------------+